When compiling client files to webassembly, usually you'll end up with both .js and .wasm files.
By default, most webservers don't know about the wasm MIME type.
You'll likely see the following error:
wasm streaming compile failed: TypeError: Failed to execute 'compile' on 'WebAssembly': Incorrect response MIME type. Expected 'application/wasm'.
Here is how to add the wasm MIME type (on linux systems, apache + nginx):
You'll see two columns, media type on the left, file type on the right
Add the line application/wasm wasm